TOTAL VOLUME:
$134.1b
24H VOL:
$133,388,117
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,436,095,462
405,232
Markets across
30,526
events
MATCHED EVENTS:
2,693
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 16, 5:55 PM EST
Polymarket
This market refers to the tennis match between Patrick Schoen and Guilherme Valdoleiros in the M25 Sintra, Main Draw, originally scheduled for September 16, 2026 at 8:00AM ET. This market will resolve to 'Patrick Schoen' if Patrick Schoen advances against Guilherme Valdoleiros. This market will resolve to 'Guilherme Valdoleiros' if Guilherme Valdoleiros advances against Patrick Schoen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 30, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
This market refers to the tennis match between Patrick Schoen and Guilherme Valdoleiros in the M25 Sintra, Main Draw, originally scheduled for September 16, 2026 at 8:00AM ET. This market will resolve to 'Patrick Schoen' if Patrick Schoen advances against Guilherme Valdoleiros. This market will resolve to 'Guilherme Valdoleiros' if Guilherme Valdoleiros advances against Patrick Schoen. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by September 30, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the International Tennis Federation (ITF). A consensus of credible reporting may also be used.
Prediction market odds often reflect the collective wisdom of a diverse group of traders, potentially differing from those set by sportsbooks. Sportsbooks establish lines based on their own models and aim to balance action on both sides, incorporating a profit margin. This market, however, is driven by individuals willing to put their capital behind their beliefs. If a significant number of traders believe an outcome is more likely than sportsbooks suggest, the prediction market odds will shift accordingly. It’s common to see discrepancies, particularly when public opinion diverges from expert analysis.
This market resolves around Sep 23, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The resolution will be based on the official result of the M25 Sintra match between Patrick Schoen and Guilherme Valdoleiros. The platform will look to authoritative sources to determine the winner or if the match ends in a draw. Traders will then be paid out based on the final outcome and their holdings in the corresponding shares. It’s important to monitor news sources leading up to the resolution date for any updates or changes to the event schedule.
Several factors could influence the price movement of this market before it resolves. Any news regarding the players’ form, injuries, or changes in their coaching strategies could significantly impact trader sentiment. Unexpected announcements about the match location or conditions could also play a role. Publicly available analysis from tennis experts and commentators, along with any shifts in betting odds from sportsbooks, might also influence trading activity. A strong performance by either player in a preceding tournament could lead to increased confidence and a corresponding shift in the market.